解压canon hf10 hf100 hv30固件的源程序

心想事成

通过附件中的工具就可以对hf10或者hv30的firmware解密钥，解开以后就可以对相关参数做调整了，真是个好东东
相关内容见：
http://chdk.setepontos.com/index.php/topic,1641.45.html







源码如下：

1. /*
   
2. * Canon HF10(0) Firmware Decrypter
   
3. * Copyright 2008 mg1984@gmx.at
   
4. *
   
5. * based on "Canon Firmware Decrypter" by Alex Bernstein, 2003
   
6. */
   
7. #include <stdio.h>
   
8. #include <stddef.h>
   
9. 
   
10. char crypt1[] = {
    
11. 0x41, 0xCA, 0x42, 0xF9, 0x3C, 0x6D, 0x9D, 0xDF, 0xD8, 0x19, 0x84, 0x08, 0x50, 0xFB, 0x67, 0xA1,
    
12. 0xAD, 0x35, 0xF2, 0xCE, 0xDF, 0x9A, 0xF3, 0xC4, 0xF5, 0x22, 0x1A, 0x8A, 0xD5, 0x64, 0x08, 0x65,
    
13. 0xD3, 0x2C, 0x96, 0xB6, 0x08, 0x11, 0x3A, 0xB3, 0x90, 0x08, 0xE6, 0x2E, 0x88, 0xED, 0x24, 0xFB,
    
14. 0x24, 0x28, 0x82, 0x3D, 0x39, 0xA8, 0xF3, 0x52, 0x98, 0xF9, 0xA7, 0x75, 0x52, 0x63, 0x0A, 0xF9,
    
15. 0xED, 0x7A, 0x82, 0x02, 0x1F, 0x94, 0x76, 0xE1, 0xBA, 0xB6, 0xB9, 0x7B, 0x6C, 0xA2, 0xDA, 0x16,
    
16. 0x5B, 0x58, 0x51, 0x20, 0xBC, 0xF1, 0xD8, 0x34, 0x36, 0xAA, 0xD1, 0xA5, 0xEF, 0xF4, 0xE8, 0x50,
    
17. 0xDD, 0x09, 0x95, 0x8D, 0xC9, 0x06, 0x8D, 0xF0, 0x2D, 0xA2, 0xF1, 0x0D, 0x5E, 0x14, 0x09, 0x10,
    
18. 0x3E, 0x9E, 0x58, 0xCA, 0x39, 0xAB, 0x11, 0x4F, 0x7F, 0x08, 0x8B, 0xCC, 0x4D, 0x9E, 0xD7, 0x20,
    
19. 0x1D, 0x8F, 0xCA, 0x46, 0xAE, 0x17, 0xB5, 0x6B, 0xE6, 0x0A, 0xE9, 0x9A, 0x6E, 0x4A, 0x4C, 0xCC,
    
20. 0xA6, 0xEB, 0xD8, 0x2B, 0xF1, 0xB0, 0x2F, 0xFB, 0x5F, 0xF7, 0x57, 0x06, 0xB3, 0x77, 0xFC, 0x1B,
    
21. 0x98, 0xD9, 0xBA, 0x5A, 0x5F, 0xA4, 0xE0, 0x1F, 0x74, 0x99, 0xF1, 0x69, 0xA3, 0x8A, 0x43, 0x99,
    
22. 0xCE, 0x77, 0x04, 0xCC, 0x47, 0x7D, 0xCB, 0x39, 0x6E, 0x2D, 0x5A, 0x59, 0xE4, 0x92, 0x91, 0x37,
    
23. 0x1D, 0x60, 0xAA, 0xE5, 0x4F, 0xF8, 0xFA, 0xC1, 0x59, 0x52, 0x2C, 0xAB, 0x09, 0x0F, 0xEE, 0x5E,
    
24. 0x5B, 0xC0, 0x64, 0xB3, 0xF5, 0xC2, 0xD3, 0xCC, 0x1E, 0x2C, 0xB4, 0x0B, 0xA8, 0xBF, 0x40, 0x77,
    
25. 0x08, 0xA0, 0xC9, 0x93, 0xDF, 0xA8, 0x79, 0x28, 0x41, 0x93, 0x37, 0x2B, 0xF7, 0xD4, 0xAD, 0x1B,
    
26. 0x18, 0x9E, 0xE0, 0xB4, 0x59, 0x60, 0x58, 0xEA, 0xAB, 0x2A, 0x6C, 0xD4, 0x07, 0xEE, 0xEF, 0x18,
    
27. 0x65, 0xFF, 0x7F, 0x6F, 0x1E, 0xDE, 0xF3, 0x83, 0xF4, 0xB6, 0xF8, 0x7E, 0x0E, 0xBD, 0xB3, 0x6A,
    
28. 0x91, 0x5D, 0x24, 0x9F, 0x97, 0x74, 0x60, 0xD6, 0xC9, 0xE2, 0xA6, 0x54, 0x49, 0xE8, 0xB2, 0x6B,
    
29. 0x4E, 0xBD, 0x41, 0x2C, 0xC9, 0x40, 0xCF, 0x85, 0x0A, 0xCA, 0x8E, 0x67, 0x99, 0x43, 0x2C, 0x9A,
    
30. 0x56, 0x3E, 0x26, 0x23, 0x80, 0xA5, 0x27, 0xD9, 0x05, 0xD4, 0x82, 0x6E, 0x65, 0xE9, 0x81, 0x4E,
    
31. 0xB9, 0x58, 0xE3, 0x3F, 0x6A, 0xEA, 0x5C, 0xE7, 0x83, 0x13, 0x2A, 0x63, 0x59, 0x60, 0x24, 0x7A,
    
32. 0x0C, 0x6D, 0x79, 0x80, 0x13, 0xED, 0x25, 0xA2, 0x50, 0x15, 0x4B, 0xB3, 0x03, 0x62, 0x33, 0xF5,
    
33. 0x60, 0x9D, 0x3F, 0xC5, 0xE2, 0xB7, 0xC8, 0xAF, 0xC8, 0xEB, 0x81, 0x76, 0x8C, 0x9D, 0xE9, 0x62,
    
34. 0xDA, 0x13, 0x99, 0x3B, 0xA5, 0xDE, 0x84, 0xD3, 0x20, 0x24, 0x5C, 0xAB, 0xD9, 0xCB, 0x63, 0xFB,
    
35. 0x16, 0x39, 0xB7, 0xB3, 0x91, 0xD3, 0xD3, 0xA8, 0x42, 0xA0, 0xE3, 0x27, 0xE8, 0x45, 0x74, 0xD8,
    
36. 0x24, 0xEC, 0xE2, 0xFE, 0x3B, 0x73, 0xF5, 0xDC, 0xBE, 0xB2, 0xED, 0xE6, 0xAD, 0x96, 0xBB, 0x23,
    
37. 0xD6, 0x7F, 0x32, 0x03, 0x71, 0xD0, 0x33, 0x85, 0xC1, 0x86, 0x80, 0xE4, 0x07, 0x3F, 0xF1, 0x79,
    
38. 0x85, 0xC1, 0xB9, 0xCB, 0x36, 0x8C, 0x9A, 0x01, 0xAD, 0x1E, 0xA2, 0xF1, 0x16, 0x45, 0x50, 0x30,
    
39. 0xE9, 0x52, 0x4A, 0x80, 0x88, 0xA7, 0x80, 0x27, 0x03, 0x3E, 0xF3, 0x1D, 0xD7, 0x86, 0x4B, 0xF1,
    
40. 0x9D, 0x69, 0x45, 0xE0, 0xD4, 0x31, 0x89, 0xDC, 0x47, 0x45, 0x94, 0xC5, 0x4D, 0x20, 0x22, 0xB4,
    
41. 0xAB, 0x71, 0x36, 0x6B, 0xBC, 0xAF, 0x74, 0x20, 0x0E, 0x6B, 0xB0, 0xB8, 0xB5, 0xF0, 0x34, 0xCA,
    
42. 0x02, 0xAD, 0x7B, 0x35, 0x3D, 0x50, 0x01, 0x9E, 0x30, 0x7B, 0x69, 0x2F, 0x6A, 0x79, 0xF4, 0xEF
    
43. };
    
44. 
    
45. char crypt2[] = {
    
46. 0xA5, 0xF5, 0x2A, 0xBE, 0x62, 0x66, 0x1C, 0x80, 0x87, 0x3F, 0x91, 0x01, 0x6E, 0xBC, 0x87, 0x02,
    
47. 0xD0, 0x2A, 0x3A, 0xC4, 0x65, 0x3C, 0x91, 0x35, 0xB5, 0xAE, 0x21, 0x21, 0xF5, 0x3F, 0xAC, 0x1F,
    
48. 0xBE, 0x92, 0xA6, 0xF2, 0xA8, 0x42, 0x39, 0x8F, 0x41, 0x95, 0x91, 0xBD, 0x4C, 0xAD, 0x85, 0xC7,
    
49. 0xB7, 0xD6, 0xAE, 0x1C, 0xE2, 0x62, 0xEB, 0xC2, 0x03, 0x5D, 0xD6, 0x4E, 0x7B, 0x59, 0x0F, 0xDD,
    
50. 0xB7, 0x3E, 0x22, 0x55, 0x45, 0x91, 0x81, 0x71, 0x71, 0x9F, 0xE8, 0x6D, 0x67, 0x40, 0x8C, 0x43,
    
51. 0x30, 0xAA, 0x43, 0x39, 0x3C, 0x35, 0x4E, 0xAF, 0x67, 0x50, 0xDA, 0xE5, 0xA3, 0xA8, 0x08, 0x9C,
    
52. 0x59, 0x3E, 0xEB, 0xD0, 0x01, 0xFB, 0xE5, 0x15, 0x59, 0xFF, 0x76, 0xD7, 0x10, 0x39, 0x88, 0x41,
    
53. 0x85, 0xE1, 0xF4, 0x43, 0xE3, 0x66, 0xFE, 0x29, 0x7E, 0x50, 0xD4, 0x82, 0x0F, 0x17, 0x38, 0x10,
    
54. 0x45, 0x54, 0x3A, 0x53, 0xF8, 0x1C, 0xA1, 0x08, 0x5B, 0x60, 0x25, 0xCA, 0xF7, 0xE7, 0x35, 0x3F,
    
55. 0xC3, 0xF9, 0x02, 0x58, 0x14, 0xE6, 0x71, 0x16, 0x03, 0x1C, 0x8E, 0x0F, 0x34, 0xFE, 0xF5, 0x0A,
    
56. 0x31, 0x03, 0x49, 0x41, 0x07, 0xB3, 0x63, 0x21, 0xED, 0x5B, 0x40, 0xF2, 0xE2, 0x24, 0x14, 0x63,
    
57. 0x8B, 0x45, 0x9D, 0xA0, 0x65, 0x7A, 0xCE, 0xDF, 0x90, 0xD6, 0xC5, 0x7B, 0x26, 0xE3, 0x38, 0xF1,
    
58. 0x31, 0x62, 0xB9, 0x60, 0xE7, 0x02, 0x23, 0xEE, 0x10, 0x44, 0x2B, 0x1B, 0x46, 0x07, 0x87, 0x04,
    
59. 0xD5, 0xB2, 0x33, 0x8B, 0x97, 0x75, 0xD7, 0x0F, 0x07, 0xB7, 0xBB, 0x83, 0xC8, 0x3E, 0xDA, 0xF4,
    
60. 0x5C, 0x70, 0x4D, 0xDF, 0x70, 0x43, 0xF4, 0x15, 0x6D, 0x6C, 0xB2, 0x59, 0x77, 0xEA, 0xB5, 0x86,
    
61. 0x4B, 0xF7, 0x95, 0x80, 0x2A, 0x74, 0x37, 0x04, 0x50, 0x94, 0xF4, 0x92, 0x6D, 0x45, 0x73, 0x49,
    
62. 0x90, 0xA8, 0x22, 0x03, 0xB8, 0x0A, 0x22, 0x2D, 0xBB, 0xAD, 0xDF, 0x54, 0xB5, 0x3D, 0xB7, 0x8C,
    
63. 0xDE, 0xE6, 0x2A, 0x7D, 0x31, 0xEB, 0x7E, 0x82, 0xFF, 0x1D, 0xFF, 0xF7, 0x70, 0xE6, 0x57, 0xAC,
    
64. 0x34, 0x40, 0x55, 0xEC, 0x75, 0x77, 0x03, 0xF2, 0x29, 0xD5, 0x4C, 0x75, 0xB8, 0xF7, 0x5B, 0x91,
    
65. 0x75, 0x8C, 0x54, 0xF3, 0xCB, 0x36, 0xBB, 0xA4, 0xF6, 0x83, 0xD4, 0x74, 0xE4, 0xA8, 0x57, 0xB0,
    
66. 0x2B, 0x95, 0x5E, 0x18, 0xFE, 0x66, 0xC1, 0x11, 0xF6, 0xCE, 0xAE, 0xBB, 0x93, 0xE6, 0x8B, 0xAB,
    
67. 0x61, 0xFC, 0x93, 0x56, 0xDA, 0x4F, 0x66, 0x12, 0xF1, 0x6A, 0x07, 0xDD, 0x6F, 0x6D, 0xBE, 0x76,
    
68. 0xC9, 0xA3, 0xCB, 0xB9, 0x96, 0xB7, 0x57, 0x70, 0x09, 0x3C, 0xE1, 0x93, 0xE9, 0xD3, 0x54, 0x1C,
    
69. 0xAA, 0xC4, 0xD1, 0x75, 0xC2, 0x99, 0x12, 0x12, 0xCA, 0x50, 0xB5, 0x32, 0xC7, 0x85, 0x75, 0x3E,
    
70. 0xD3, 0x08, 0x75, 0xEF, 0x25, 0xF8, 0xB5, 0xED, 0xB1, 0xC0, 0xD7, 0x25, 0xFB, 0x8A, 0x23, 0xEB,
    
71. 0xA0, 0xC1, 0x03, 0x0D, 0xFC, 0x1B, 0xAB, 0x89, 0xAA, 0x6B, 0x76, 0xC4, 0x31, 0x45, 0xA9, 0x1D,
    
72. 0x65, 0x3F, 0xFD, 0x08, 0x69, 0x34, 0x15, 0x13, 0x16, 0x42, 0x03, 0x6E, 0x81, 0x36, 0x97, 0x5F,
    
73. 0x93, 0x22, 0xFA, 0x50, 0x1F, 0x13, 0x82, 0x61, 0x78, 0xEA, 0x28, 0xD5, 0x68, 0x96, 0xA9, 0x63,
    
74. 0x55, 0x98, 0x2F, 0x24, 0xFB, 0x42, 0x76, 0xF9, 0x1F, 0xBF, 0x79, 0x28, 0x22, 0xC7, 0xC1, 0x17,
    
75. 0x36, 0x1D, 0xC0, 0xB5, 0x51, 0x42, 0x6D, 0x52, 0x3D, 0x56, 0x8C, 0x67, 0x25, 0xC8, 0x02, 0x04,
    
76. 0x26, 0xE2, 0xBC, 0x47, 0xD1, 0x5A, 0xB7, 0x99, 0xC2, 0x8E, 0x01, 0x2D, 0xC2, 0xFE, 0xF0, 0x02,
    
77. 0x4E, 0x94, 0x80, 0x14, 0x20, 0xF0, 0x55, 0xD4, 0x58, 0x93, 0x9E, 0x33, 0x5B, 0xA5, 0xE6, 0xC6,
    
78. 0x88};
    
79. 
    
80. #define ENCRYPTION_START 0x10000
    
81. #define P_SIZE 64                                        // packet size
    
82. #define FIRST_P_ROUND 50
    
83. #define FIRST_P_OFFSET 0x10
    
84. 
    
85. int dec(FILE *in, FILE *out, int i, int j, int length) {
    
86.   int x, val;
    
87.   
    
88.   //printf("i = %2i j = %2i length = %2i\n", i, j, length);
    
89.   for(x = 0; x < length; x++) {
    
90.     if((val = fgetc(in)) == EOF)
    
91.           return x;
    
92.        
    
93.         fputc(val ^ crypt1[i + x] ^ crypt2[j + x], out);
    
94.   }
    
95.   
    
96.   return x;
    
97. }
    
98. 
    
99. int main(int argc, char *argv[])
    
100. {
     
101.   FILE *in, *out;
     
102.   int i = 0, j = 0, rc = FIRST_P_ROUND, bc;
     
103.   int decstart = ENCRYPTION_START + FIRST_P_OFFSET;
     
104. 
     
105.   if (argc != 3) {
     
106.     printf("Usage: dhf10 inputfile outfile\n");
     
107.     return -1;
     
108.   }
     
109. 
     
110.   if ((in = fopen(argv[1], "rb")) == NULL) {
     
111.     printf("Cant't open file name %s\n", argv[1]);
     
112.     return -1;
     
113.   }
     
114. 
     
115.   if ((out = fopen(argv[2], "wb")) == NULL) {
     
116.     printf("Cant't open file name %s\n", argv[2]);
     
117.     fclose(in);
     
118.     return -1;
     
119.   }
     
120.   
     
121.   while(decstart-- > 0)
     
122.     fputc(fgetc(in), out);
     
123. 
     
124.   // decrypt first packet
     
125.   dec(in, out, 0 + FIRST_P_OFFSET, P_SIZE - rc + FIRST_P_OFFSET, rc + 1 - FIRST_P_OFFSET);
     
126.   rc++;
     
127.   
     
128.   // decrypt other packets
     
129.   do {
     
130.     bc = dec(in, out, rc, 0, P_SIZE - rc);
     
131.         bc += dec(in, out, 0, P_SIZE - rc, rc + 1);
     
132.         rc = (rc + 1) % P_SIZE;
     
133.         //printf("rc: %5i bc: %5i\n", rc, bc);
     
134.   } while(bc != 0);
     
135.   
     
136.   fclose(out);
     
137.   fclose(in);
     
138. }

复制代码